diff options
Diffstat (limited to 'Documentation/networking/filter.txt')
| -rw-r--r-- | Documentation/networking/filter.txt | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/Documentation/networking/filter.txt b/Documentation/networking/filter.txt index ee78eba78a9d..c48a9704bda8 100644 --- a/Documentation/networking/filter.txt +++ b/Documentation/networking/filter.txt @@ -586,12 +586,12 @@ team driver's classifier for its load-balancing mode, netfilter's xt_bpf extension, PTP dissector/classifier, and much more. They are all internally converted by the kernel into the new instruction set representation and run in the eBPF interpreter. For in-kernel handlers, this all works transparently -by using sk_unattached_filter_create() for setting up the filter, resp. -sk_unattached_filter_destroy() for destroying it. The macro -SK_RUN_FILTER(filter, ctx) transparently invokes eBPF interpreter or JITed -code to run the filter. 'filter' is a pointer to struct sk_filter that we -got from sk_unattached_filter_create(), and 'ctx' the given context (e.g. -skb pointer). All constraints and restrictions from sk_chk_filter() apply +by using bpf_prog_create() for setting up the filter, resp. +bpf_prog_destroy() for destroying it. The macro +BPF_PROG_RUN(filter, ctx) transparently invokes eBPF interpreter or JITed +code to run the filter. 'filter' is a pointer to struct bpf_prog that we +got from bpf_prog_create(), and 'ctx' the given context (e.g. +skb pointer). All constraints and restrictions from bpf_check_classic() apply before a conversion to the new layout is being done behind the scenes! Currently, the classic BPF format is being used for JITing on most of the |